.login_content_webName {
  font-size: 24px;
  /* color: #fdd835;
  text-shadow: 0 0 7px #fff, 0 0 10px #fff, 0 0 21px #fff; */

  color: #fdd835;
  text-shadow:
    /* White glow */ 0 0 7px #fdd835, 0 0 10px #fdd835,
    0 0 21px #fdd835, /* Green glow */ 0 0 42px #fff, 0 0 82px #fff,
    0 0 92px #fff, 0 0 102px #fff, 0 0 151px #fff;

  animation: flicker 1.5s infinite alternate;
}

@keyframes flicker {
  0%,
  18%,
  22%,
  25%,
  53%,
  57%,
  100% {
    text-shadow: 0 0 4px #fdd835, 0 0 11px #fdd835, 0 0 19px #fdd835,
      0 0 40px #fdd835, 0 0 80px #fff, 0 0 90px #fff, 0 0 100px #fff,
      0 0 150px #fff;
  }
  20%,
  24%,
  55% {
    text-shadow: none;
  }
}